CVE-2026-108720
phpIPAM through 1.8.3 Missing Authorization in Customers, Locations and NAT Pages
CVSS Score
4.3
EPSS Score
0.0%
EPSS Percentile
0th
phpIPAM through 1.8.3 contains a missing authorization vulnerability that allows authenticated low-privilege users to view restricted subnets and addresses because customer, location and NAT pages skip Subnets::check_permission. Attackers can open customer objects.php, single-location.php or nat_details.php to read IP addresses, CIDRs, hostnames and MAC addresses from sections they cannot access.
| CWE | CWE-862 |
| Vendor | phpipam |
| Product | phpipam |
| Published | Oct 11, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None
Affected Versions
phpipam / phpipam
0 ≤ 1.8.3
References
hackmd.io: https://hackmd.io/@haind/phpipam-tools-cross-section-address-disclosure github.com: https://github.com/phpipam/phpipam/blob/e8010751d491e485acefa5787fb0e518eb948771/app/tools/customers/customer/objects/ipaddresses.php#L69-L110 github.com: https://github.com/phpipam/phpipam/blob/e8010751d491e485acefa5787fb0e518eb948771/app/tools/locations/single-location.php#L129-L195 github.com: https://github.com/phpipam/phpipam/blob/e8010751d491e485acefa5787fb0e518eb948771/app/tools/nat/nat_details.php#L16-L45 github.com: https://github.com/phpipam/phpipam vulncheck.com: https://www.vulncheck.com/advisories/phpipam-through-1.8.3-missing-authorization-in-customers-locations-and-nat-pages
Credits
HaiND from the Post and Telecommunication Institute of Technology